8889572941 has 2 divisors, whose sum is σ = 8889572942. Its totient is φ = 8889572940.

The previous prime is 8889572851. The next prime is 8889572953. The reversal of 8889572941 is 1492759888.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8871756100 + 17816841 = 94190^2 + 4221^2 .

It is a cyclic number.

It is not a de Polignac number, because 8889572941 - 2¹⁹ = 8889048653 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8889572941.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8889575941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4444786470 + 4444786471.

It is an arithmetic number, because the mean of its divisors is an integer number (4444786471).

Almost surely, 2^8889572941 is an apocalyptic number.

It is an amenable number.

8889572941 is a deficient number, since it is larger than the sum of its proper divisors (1).

8889572941 is an equidigital number, since it uses as much as digits as its factorization.

8889572941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11612160, while the sum is 61.

The square root of 8889572941 is about 94284.5318225636. The cubic root of 8889572941 is about 2071.5414736634.

The spelling of 8889572941 in words is "eight billion, eight hundred eighty-nine million, five hundred seventy-two thousand, nine hundred forty-one".